208764550

素因数分解:

$2^1\times 5^2\times {\mathrm{4175291}}^1$

素因数の和:4175303

約数の個数: 12

約数和(自身を含む): 388302156

約数和(自身を除く): 179537606

約数列:

[1, 2, 5, 10, 25, 50, 4175291, 8350582, 20876455, 41752910, 104382275, 208764550]

約数ペア:

[(1, 208764550), (2, 104382275), (5, 41752910), (10, 20876455), (25, 8350582), (50, 4175291)]